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idocrase

[ahy-duh-kreys, id-uh-]
noun Mineralogy.
  1. vesuvianite.

Origin of idocrase

1795–1805; < French < Greek eîdo(s) form + krâsis mixture
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for idocrase

idocrase

noun
  1. another name for vesuvianite

Word Origin for idocrase

C19: from French, from Greek eidos form + krasis a mingling
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012